software interface graphical user interface Allyson Lister A Graphical user interface is a type of software interface that allows users to interact with electronic devices using images rather than text commands. A GUI represents the information and actions available to a user through graphical icons and visual indicators such as secondary notation, as opposed to text-based interfaces, typed command labels or text navigation. https://en.wikipedia.org/wiki/Graphical_user_interface, accessed 6 June 2013. GUI